638492045451

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43093}}^1\times {\mathrm{379913}}^1$

素因数の和:423022

約数の個数: 16

約数和(自身を含む): 916832779296

約数和(自身を除く): 278340733845

約数列:

[1, 3, 13, 39, 43093, 129279, 379913, 560209, 1139739, 1680627, 4938869, 14816607, 16371590909, 49114772727, 212830681817, 638492045451]

約数ペア:

[(1, 638492045451), (3, 212830681817), (13, 49114772727), (39, 16371590909), (43093, 14816607), (129279, 4938869), (379913, 1680627), (560209, 1139739)]